CN213104990U

CN213104990U - PCB spot welding workbench

Info

Publication number: CN213104990U
Application number: CN202021856245.1U
Authority: CN
Inventors: 冯传宝
Original assignee: Shenzhen Baojiayuan Technology Co ltd
Current assignee: Shenzhen Baojiayuan Technology Co ltd
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2021-05-04
Anticipated expiration: 2030-08-31

Abstract

The utility model discloses a PCB spot welding workbench, which can reduce the influence on the health of workers and is more environment-friendly and safer in production and processing, and comprises a table board, wherein a soldering working area is arranged on the table board, a hollow air suction column is arranged on one side of the soldering working area, an air suction opening is arranged on one side of the air suction column facing the soldering working area, and the top of the air suction column is communicated with an air suction pipe; the soldering working area is provided with a working groove, the horizontal height of the bottom of the working groove is lower than that of the table board, the air exhaust column is located in the working groove, the side wall of the working groove is provided with a plurality of auxiliary air exhaust holes, and each auxiliary air exhaust hole is communicated with an air exhaust pipe.

Description

PCB spot welding workbench

Technical Field

The utility model relates to a PCB board spot welding workstation technical field especially relates to a PCB board spot welding workstation.

Background

In the processing process of the PCB, circuits or components with special structures cannot be welded on the PCB through devices such as a chip mounter and the like, and manual welding is still needed.

During manual welding, the main components of rosin in the solder wire are about 5-6% of rosin hydrocarbon containing rosin anhydride and benzoic acid, volatile oil and trace bitter substances, when the working temperature of the solder wire reaches 250 ℃ during welding, local oxides can be decomposed into harmful gases such as carbon dioxide and sulfur dioxide, and the harmful gases can cause slight irritation to eyes, and the adopted solder wire is a tin-lead alloy containing metallic lead if the ROHS is not marked.

Therefore, in order to ensure the health of workers, the workbench for spot welding of the PCB board needs to be improved.

SUMMERY OF THE UTILITY MODEL

In order to overcome the not enough of prior art, one of the purposes of the utility model is to provide a PCB board spot welding workstation can reduce the influence healthy to the staff, and the environmental protection safety more of production and processing.

The utility model discloses an one of the purpose adopts following technical scheme to realize: a PCB spot welding workbench comprises a workbench surface, wherein a soldering working area is arranged on the workbench surface, a hollow air pumping column is arranged on one side of the soldering working area, an air pumping opening is formed in one side, facing the soldering working area, of the air pumping column, and the top of the air pumping column is communicated with an air pumping pipe;

the soldering working area is provided with a working groove, the horizontal height of the bottom of the working groove is lower than that of the table board, the air exhaust column is located in the working groove, the side wall of the working groove is provided with a plurality of auxiliary air exhaust holes, and each auxiliary air exhaust hole is communicated with an air exhaust pipe.

Furthermore, a sliding structure for controlling the movement of the air pumping column is arranged on the working groove.

Furthermore, the sliding structure comprises a connecting piece fixedly connected with the air extraction column, a first servo motor used for driving the connecting piece to move longitudinally, and a second servo motor used for driving the connecting piece to move transversely.

Furthermore, a feeding conveyer belt is arranged on one side of the table board, and a discharging conveyer belt is arranged on one side of the working groove, which faces away from the feeding conveyer belt.

Further, the table top is provided with a storage tank, and the storage tank is positioned on one side of the working groove, which is far away from the air extraction column;

and one side of the storage tank is provided with a waste hopper.

Furthermore, a welding wire roller is arranged on the table top.

Compared with the prior art, the beneficial effects of the utility model reside in that:

1. the negative pressure generated by the air extraction column can be utilized to suck away harmful gas generated by spot welding on the table top, so that the influence on the health of workers is reduced;

2. the position of the air pumping column can be adjusted, and the air pumping column is suitable for soldering work of different PCBs and different positions.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.

Drawings

FIG. 1 is a schematic structural diagram of the present embodiment 1;

fig. 2 is a schematic structural diagram 2 of the present embodiment.

In the figure: 1. a table top; 21. pumping a gas column; 22. an air exhaust pipe; 23. an air extraction opening; 31. a working groove; 32. an air exhaust hole; 33. an auxiliary extraction hole; 41. a connecting member; 42. a first servo motor; 43. a second servo motor; 51. a feed conveyor belt; 52. a discharge conveyer belt; 61. a storage tank; 62. a waste hopper; 7. welding wire roller.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Combine fig. 1 to fig. 2 to show, a PCB board spot welding workstation, including mesa 1, be equipped with the soldering workspace on the mesa 1, one side of soldering workspace is equipped with hollow column of taking out air 21, column of taking out air 21 is equipped with extraction opening 23 (and is equipped with the screen panel towards one side of soldering workspace, when pleasing to the eye, prevent the foreign matter entering), the top intercommunication of column of taking out air 21 has exhaust tube 22, exhaust tube 22 passes through the negative pressure of the air exhauster generation of the other end, carry out harmful gas's suction, this embodiment is no longer repeated.

The soldering workspace is equipped with work recess 31, as soldering workspace, the level of recess bottom is less than the level of mesa 1, it is located work recess 31 to take out gas column 21, and be equipped with a plurality of supplementary aspirating hole 33 at the lateral wall of work recess 31 simultaneously, can assist and take away the harmful gas that the PCB board volatilizees to the lateral wall direction when the soldering, and conveniently absorb the harmful gas that produces at PCB flange reason tin welding back, each supplementary aspirating hole 33 communicates in the inside of mesa 1, and communicate with exhaust tube 22 through connection modes such as the pipeline at the mesa 1 back and bleed, this embodiment no longer has been repeated.

Because the sizes of the PCBs with different specifications are different, and soldering positions on different PCBs are also different, in order to enable the air suction port 23 to be as close to the soldering position of the PCB as possible, a sliding structure for controlling the movement of the air suction column 21 is arranged on the working groove 31, and meanwhile, the air suction tube 22 made of a softer material is selected.

The sliding structure comprises a connecting piece 41 fixedly connected with the air extraction column 21, a first servo motor 42 used for driving the connecting piece 41 to move longitudinally, and a second servo motor 43 used for driving the connecting piece 41 to move transversely. In the actual operation process, the second servo motor 43 mainly moves transversely to adjust the position of the air suction port 23, so that in order to match the installation of the two servo motors, the bottom surface of the working groove 31 also simultaneously accommodates the second servo motor 43, and the connecting piece 41 is arranged at the front end of the first servo motor 42 and connected with the back surface of the air suction column 21. The sliding structure adopts a mode that a servo motor is matched with a screw rod, the second servo motor 43 is matched with the screw rod in the working groove 31 to move transversely, the first servo motor 42 is arranged above the second servo motor 43, the second servo motor 43 is a center, and the longitudinal movement of the connecting piece 41 is realized through the matching of the first servo motor 42 and the screw rod, which is not repeated in the embodiment.

In addition, this embodiment is equipped with feeding conveyer belt 51 in one side of mesa 1, and the PCB board that one process was accomplished in the convenience can directly be carried to work groove 31 department, treats that the staff carries out the soldering, improves work efficiency, and one side that work groove 31 dorsad feeding conveyer belt 51 is equipped with ejection of compact conveyer belt 52, like this, accomplishes the soldering work back of a PCB board at the staff, conveniently delivers to the process of next turn with the PCB board. Two conveyer belts are belt transmission structure, use with the production water line combines.

In addition, in the embodiment, the material storage groove 61 is arranged on the table top 1, and the material storage groove 61 is located on one side of the working groove 31 away from the air suction column 21, so that electronic components for soldering can be conveniently stored; and a waste bin 62 is provided at one side of the storage tank 61 to prevent discarded and damaged electronic components.

Simultaneously, this embodiment still is equipped with welding wire roller bearing 7 on mesa 1 for place the welding wire of convoluteing, makes things convenient for the staff to use, and welding wire roller bearing 7 both sides all are equipped with the fixed bolster that is used for the support, and the fixed bolster is connected with mesa 1 to set up the opening in one side, supply welding wire roller bearing 7 to penetrate the embedding, when using the welding wire, penetrate welding wire roller bearing 7 with the welding wire cylinder, direct pull welding wire, convenient to use, it is efficient.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims

1. The utility model provides a PCB board spot welding workstation, includes the mesa, its characterized in that: a soldering working area is arranged on the table top, a hollow air pumping column is arranged on one side of the soldering working area, an air pumping opening is formed in one side, facing the soldering working area, of the air pumping column, and the top of the air pumping column is communicated with an air pumping pipe;

2. A PCB spot welding table as defined in claim 1, wherein: and a sliding structure for controlling the air pumping column to move is arranged on the working groove.

3. A PCB spot welding table as defined in claim 2, wherein: the sliding structure comprises a connecting piece fixedly connected with the air extraction column, a first servo motor used for driving the connecting piece to move longitudinally, and a second servo motor used for driving the connecting piece to move transversely.

4. A PCB spot welding table as defined in claim 3, wherein: one side of the table-board is provided with a feeding conveyer belt, and one side of the working groove back to the feeding conveyer belt is provided with a discharging conveyer belt.

5. A PCB spot welding workbench according to claim 4, wherein: the table surface is provided with a storage tank, and the storage tank is positioned on one side of the working groove far away from the air extraction column;

and one side of the storage tank is provided with a waste hopper.

6. A PCB spot welding workbench according to claim 5, wherein: and a welding wire roller is arranged on the table top.